.content {
    width: 100%;
}

.e1 {
    width: 45%;
    height: 380px;
    margin: 5% 2% 5% 3%;
    float: left;
}

.e2 {
    width: 45%;
    height: 380px;
    margin: 5% 0 5% 5%;
    float: left;
}
